[Resolved]  Videocon Old Model — chanelas not tune

dear sir 4 monthes back is complaint in bharat t v home in markapur. he said come to the mechanic is check the t v . is problem tell me i c is fail. mechanic was problem clear the two day. but he came to the motherboard in service center. but nest week the problem is clear is take the amount.you can go.
but this 4 months is t v very clear. but this month t v same problem is coming. but this month compliant next show room (pandu ranga t v showroom) complaint. recive the one mechanic is come to my home but same problem is tell me. recentley this problem rectifey. mechanic tell me see the bill and mechanic name and cell no tell me he talk the old mechanic.but oldmechanic nobill paper and no cell no in no recived. please rectifey in my problem sir.

thanking Sir